[INFO] cloning repository https://github.com/sbh123/kvclient
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sbh123/kvclient" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Fkvclient", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Fkvclient'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 992ed0ea6374385ebd7550954b876e8b00e243d8
[INFO] testing sbh123/kvclient against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsbh123%2Fkvclient" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sbh123/kvclient on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sbh123/kvclient
[INFO] finished tweaking git repo https://github.com/sbh123/kvclient
[INFO] tweaked toml for git repo https://github.com/sbh123/kvclient written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/sbh123/kvclient already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b7a81d2e48ee4fc0b8ad65b09aa9a463ce81c64f6bb605be08432e9c5c3a6c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2b7a81d2e48ee4fc0b8ad65b09aa9a463ce81c64f6bb605be08432e9c5c3a6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b7a81d2e48ee4fc0b8ad65b09aa9a463ce81c64f6bb605be08432e9c5c3a6c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7a81d2e48ee4fc0b8ad65b09aa9a463ce81c64f6bb605be08432e9c5c3a6c2", kill_on_drop: false }`
[INFO] [stdout] 2b7a81d2e48ee4fc0b8ad65b09aa9a463ce81c64f6bb605be08432e9c5c3a6c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e79ae1773ea3d6673ae8868e6ba42109f78cb9b7bc9d30c7be3d2c874ec1dfc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e79ae1773ea3d6673ae8868e6ba42109f78cb9b7bc9d30c7be3d2c874ec1dfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling kvclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `servername`
[INFO] [stdout]    --> src/rpc.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     servername: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.10s
[INFO] running `Command { std: "docker" "inspect" "7e79ae1773ea3d6673ae8868e6ba42109f78cb9b7bc9d30c7be3d2c874ec1dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e79ae1773ea3d6673ae8868e6ba42109f78cb9b7bc9d30c7be3d2c874ec1dfc", kill_on_drop: false }`
[INFO] [stdout] 7e79ae1773ea3d6673ae8868e6ba42109f78cb9b7bc9d30c7be3d2c874ec1dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ce3cc85638cd954c2473c49d8ca513c699e69d8770ff84cb1afc5a82f810477
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4ce3cc85638cd954c2473c49d8ca513c699e69d8770ff84cb1afc5a82f810477", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvclient v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `servername`
[INFO] [stdout]    --> src/rpc.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     servername: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `servername`
[INFO] [stdout]    --> src/rpc.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 119 |     servername: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/kvclient-8cad8e5734a82dd9)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/kvclient-b525ef37c16fd5e7)
[INFO] running `Command { std: "docker" "inspect" "4ce3cc85638cd954c2473c49d8ca513c699e69d8770ff84cb1afc5a82f810477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ce3cc85638cd954c2473c49d8ca513c699e69d8770ff84cb1afc5a82f810477", kill_on_drop: false }`
[INFO] [stdout] 4ce3cc85638cd954c2473c49d8ca513c699e69d8770ff84cb1afc5a82f810477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e719ac48187e54097c570723f9a27d8bea4f6c1c8053f89afdca4b1d7cbd121f
[INFO] running `Command { std: "docker" "start" "-a" "e719ac48187e54097c570723f9a27d8bea4f6c1c8053f89afdca4b1d7cbd121f", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `servername`
[INFO] [stderr]    --> src/rpc.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     servername: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kvclient` (lib) generated 1 warning
[INFO] [stderr] warning: `kvclient` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kvclient-8cad8e5734a82dd9)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kvclient-b525ef37c16fd5e7)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvclient
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e719ac48187e54097c570723f9a27d8bea4f6c1c8053f89afdca4b1d7cbd121f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e719ac48187e54097c570723f9a27d8bea4f6c1c8053f89afdca4b1d7cbd121f", kill_on_drop: false }`
[INFO] [stdout] e719ac48187e54097c570723f9a27d8bea4f6c1c8053f89afdca4b1d7cbd121f